unit 3 Back to the past -Grammar and usage unit 课件(牛津译林版模块3).ppt

在英语句子里，谓语受主语支配， 其动词必须和主语在人称和数上保持一 致，这就叫主谓一致。寻其规律，大致 可归纳为三个原则，即语法一致、意义 一致和就近一致原则。 语法一致原则：即句子主语是单数， 谓语动词；句子主语是复数，谓语动词 就用复数； 2. 意义一致原则：即谓语动词该用单数 还是复数取决于主语所表达的内容在含 义上是单数意义还是复数意义； 3. 就近一致原则：即谓语动词该用单数 还是复数形式，取决于最邻近它的主 语。 14. One or perhaps more pages ______. a. is missing b. has been missed c. are missing d. was missing 15. More than one worker ____ dismissed. a. have been b. are c. has been d. has 1. The people’s republic of China ____ (be) founded in 1949. 2. The food they offered on the plane ___ (be) delicious. was was Fill in the blanks with the right verb forms: Note: 如果主语是单数名词或不可数名词，谓语动词用单数。 3. Two hours __ (be) not enough for so much homework. 4. Twenty thousand dollars __ (be) a large amount of money to me. is is Note: 如果主语是一个表示计量，标题或名称的短语，谓语动词用单数。 5. Collecting stamps _____ (be) one of his favourite pastimes. 6. That it keeps raining cats and dogs ________ (worry) the tourists. worries is Note: 如果主语是个短语或从句，谓语动词要用单数。 7. My friend and I _______ (want) to play outside after watching TV. 8. ______ (have) your classmates finished their homework? want Have Note: 如果主语是复数，谓语动词用复数。 9. All of us ____________ ( attend) the lecture about Pompeii. 10. Most of the lecture ___ (be) about how the ancient city was discovered. 11. I spent only 30 yuan buying books and the rest of money ___ (be) spent on my food. have attended was was Note: 如果主语是由 all of/ most of/ some of /half of/ a part of +noun/ pronoun 构成时，谓语动词单复数要与这个名词或代词保持一致。 13. His family __ (be ) to move to the countryside next month. 14. His family ___ all (be) fond of popular music. 15. Our school __ (be) a key school in Jiangsu Province. 16. Our school ___ doing (do) morning exercises now on the playground. is are is are Note: 当主语是集体名词时，e.g. crowd/class/ dozen/family/public and team, 如果作为整体来讲，谓语动词要用单数；如果作为具体的每个成员讲，谓语动词用单数。 17. The remains of the old castle _____ (be) destroy